{"product_id":"21km-run-only","title":"21km Run Only","description":"\u003cp\u003eA dedicated running program structured to improve performance at your target race distance\u003cstrong\u003e — 21K —\u003c\/strong\u003e through progressive mileage, pace work, and periodized training blocks. It prescribes specific workout types including easy runs, tempo efforts, and long runs that systematically build aerobic capacity and running economy. Designed for runners of all levels who want a focused, distance-specific plan without the complexity of additional training modalities.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWHAT'S INSIDE:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFull 12-week race build, structured weekly running (easy, tempo, intervals, long), paces scaled to your race time.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":47713622393026,"sku":null,"price":49.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/1064\/9282\/files\/RunFastOnlyProfilePicture.png?v=1780160710","url":"https:\/\/liftheavyrunfast.myshopify.com\/products\/21km-run-only","provider":"LIFT HEAVY RUN FAST","version":"1.0","type":"link"}